.container {
    width: 100%;
    height: auto;
    overflow-x: hidden;
    margin: 0 auto;
    background-color: #F8F8F8;
    color: black;

}
body{
    background-color: #F8F8F8;
    padding-bottom: 2rem;
}

#header {
    position: fixed;
    width: 100%;
    height: 8rem;
    display: flex;
    line-height: 8rem;
    justify-content: space-between;
    background-color: white;
}

#header h1 {
    font-size: 2.25rem;
}

#header a:first-child {
    width: 10rem;
    height: 8rem;
    background: url(../images/footer_one.png) no-repeat;
    background-size: 1rem 1.875rem;
    background-position: 40% 50%;
}

#header a:last-child {
    width: 10rem;
    height: 8rem;
    font-size: 1.5rem;
    color: #999999;
}
/* 内容 */
.middle{
    width: 44.375rem;
    height: 198.625rem;
    margin: 0 auto;
    margin-top: 8.625rem;
    background-color: white;
    border-radius: 1.25rem;
}
.middle span{
    padding: 1.875rem 1.25rem;
    display: block;
    color: #999999;
    font-size: 1.25rem;
}
.middle a{
    display: block;
    width: 11.25rem;
    height: 3.75rem;
    font-size: 1.5rem;
    text-align: center;
    line-height: 3.75rem;
    border-radius: .625rem;
    margin: 0 auto;
    color: #fefefe;
    background-color: #FF9326;
}